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First School established in Salerno,Italy
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First strict measures for public hygiene instituted.
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promoted chemical remedies to reat disease
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Invented the Ball bearing
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described the circulatory system in the lungs
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Invented the Themometer
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described the circulation of blood to and from the heart
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invented the microscope
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Steam Engine was invented
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Invention of the Bifocals
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developed a vaccination for smallpox
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Humphry Davy
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Invented the Electric Motor
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Invented the Refrigerator
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Invented Braille
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Invented the Typewriter
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founded the American Red Cross
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Gregory Mendel
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created a vaccine for rabies
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Discovered Roentgenograms ( X-rays)
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Marie Curie
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Teddy Roosevelt and his Progressive party endorse social insurance as part of their platform, including health insurance.
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First Vaccine for tetanus
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Discovered penicillin
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First Vaccine for Yellow Fever
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created by Julius Axelrod
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Developed the polio vaccine.
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Military "medicare" program enacted, providing government health insurance for dependents of those in the Armed Forces.
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Laser was invented
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Created by John Charnley
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the Medicare and Medicaid programs are signed into law.
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First heart transplant
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Gunpowder invented
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First Vaccine for Measles
